Update docker-compose.yml

fix image

examples/pairdrop/docker-compose.yml

@@ -2,7 +2,7 @@ version: "2.1"
 
 services:
   pairdrop:
-    image: lscr.io/linuxserver/pairdrop:latest
+    image: linuxserver/pairdrop:latest
     container_name: pairdrop
     hostname: pairdrop
     environment:
@@ -30,4 +30,4 @@ services:
 
 #networks:
 #  proxy:
-#    external: true
+#    external: true